Saint-Loup who, without quite understanding what was going on in the mind of his mistress, did not believe her to be completely sincere either in her unfair reproaches or in her promises of undying love, had all the same at certain moments the feeling that she would break with him whenever she could, and accordingly, impelled no doubt by the instinct of self-preservation which was part of his love, a love more clear-sighted, possibly, than Saint-Loup himself, making use, too, of a practical capacity for business which was compatible in him with the loftiest and blindest flights of the heart, had refused to settle upon her any capital, had borrowed an enormous sum so that she should want nothing, but made it over to her only from day to day.